waver
单词辨析：
普通用词，指由于不确定或紧张而在行动或说话之前出现较长的停顿。
Don't hesitate about it any more.
对那件事不要再犹豫了。
He did not hesitate to ask Tess to sit beside him.
他毫不犹豫地请苔丝坐在他身旁。
尤指因不自信而畏缩不前。
He has never faltered in his resolve.
他的决心从未动摇过。
As she neared the door her steps faltered.
当她走近房门时，她的脚步迟疑起来。
指因优柔寡断而迟迟未作决定，或虽作出决定，行动上却仍犹豫不决。
The party wavered between free trade and protectionism.
该党在自由贸易和保护主义之间摇摆不定。
While we were wavering, somebody else bought the house.
就在我们犹豫不决的时候，别人把那所房子买下了。
相关例句：
Your commitment must not waver.
你们的承诺不能动摇。
This caused them to waver in their faith.
这件事使他们的信仰动摇了。
She draws another wavering breath.
她颤抖着又吸了口气。
The disaster caused him to waver in his faith.
这场灾难使他的信仰发生了动摇。
Jim began to waver.
吉姆开始动摇了。
The shadows of the dancers wavered continually
舞者的身影在轻轻晃动着。